Monastic centers or institutions established by Adi Shankaracharya at four cardinal points in India (Sringeri, Dwarka, Puri, Badrinath). These were established to propagate Advaita Vedanta and consolidate Hindu traditions across the subcontinent.

Liberation or salvation in Hindu philosophy, representing release from the cycle of birth, death, and rebirth (samsara). In Advaita Vedanta, Moksha is attained through the realization of the oneness of Atman and Brahman.

In Hindu philosophy, particularly Advaita Vedanta, Maya refers to the illusion or phenomenal appearance of the world that obscures the true nature of reality (Brahman). It is often described as the power that makes the one Brahman appear as many.